routing.cc File Reference

Go to the source code of this file.

Classes
class	RoutingModelInspector
struct	Link
struct	LinkSort
class	RouteConstructor
struct	SweepIndex
struct	SweepIndexSortAngle
struct	SweepIndexSortDistance
class	SweepBuilder

Namespaces
	operations_research
	The vehicle routing library lets one model and solve generic vehicle routing problems ranging from the Traveling Salesman Problem to more complex problems such as the Capacitated Vehicle Routing Problem with Time Windows.

Macros
#define	CP_ROUTING_ADD_OPERATOR(operator_type, cp_operator_type)
#define	CP_ROUTING_ADD_OPERATOR2(operator_type, cp_operator_class)
#define	CP_ROUTING_ADD_CALLBACK_OPERATOR(operator_type, cp_operator_type)
#define	CP_ROUTING_PUSH_OPERATOR(operator_type, operator_method, operators)

Functions
	DEFINE_int64 (sweep_sectors, 1, "The number of sectors the space is divided before it is sweeped " "by the ray.")
DecisionBuilder *	MakeSetValuesFromTargets (Solver *solver, std::vector< IntVar * > variables, std::vector< int64 > targets)
	A decision builder which tries to assign values to variables as close as possible to target values first. More...
void	FillPathEvaluation (const std::vector< int64 > &path, const RoutingModel::TransitCallback2 &evaluator, std::vector< int64 > *values)

Variables
static const int	kUnassigned = -1
struct operations_research::LinkSort	LinkComparator
struct operations_research::SweepIndexSortAngle	SweepIndexAngleComparator
struct operations_research::SweepIndexSortDistance	SweepIndexDistanceComparator

Macro Definition Documentation

CP_ROUTING_ADD_CALLBACK_OPERATOR

#define CP_ROUTING_ADD_CALLBACK_OPERATOR	(		operator_type,
			cp_operator_type
	)

Value:

  if (CostsAreHomogeneousAcrossVehicles()) {                              \
    local_search_operators_[operator_type] = solver_->MakeOperator(       \
        nexts_,                                                           \
        [this](int64 i, int64 j, int64 k) {                               \
          return GetArcCostForVehicle(i, j, k);                           \
        },                                                                \
        Solver::cp_operator_type);                                        \
  } else {                                                                \
    local_search_operators_[operator_type] = solver_->MakeOperator(       \
        nexts_, vehicle_vars_,                                            \
        [this](int64 i, int64 j, int64 k) {                               \
          return GetArcCostForVehicle(i, j, k);                           \
        },                                                                \
        Solver::cp_operator_type);                                        \
  }

Definition at line 4434 of file routing.cc.

CP_ROUTING_ADD_OPERATOR

#define CP_ROUTING_ADD_OPERATOR	(		operator_type,
			cp_operator_type
	)

Value:

  if (CostsAreHomogeneousAcrossVehicles()) {                        \
    local_search_operators_[operator_type] =                        \
        solver_->MakeOperator(nexts_, Solver::cp_operator_type);    \
  } else {                                                          \
    local_search_operators_[operator_type] = solver_->MakeOperator( \
        nexts_, vehicle_vars_, Solver::cp_operator_type);           \
  }

Definition at line 4417 of file routing.cc.

CP_ROUTING_ADD_OPERATOR2

#define CP_ROUTING_ADD_OPERATOR2	(		operator_type,
			cp_operator_class
	)

Value:

  local_search_operators_[operator_type] =                             \
      MakeLocalSearchOperator<cp_operator_class>(                      \
          solver_.get(), nexts_,                                       \
          CostsAreHomogeneousAcrossVehicles() ? std::vector<IntVar*>() \
                                              : vehicle_vars_,         \
          vehicle_start_class_callback_);

Definition at line 4426 of file routing.cc.

CP_ROUTING_PUSH_OPERATOR

#define CP_ROUTING_PUSH_OPERATOR	(		operator_type,
			operator_method,
			operators
	)

Value:

  if (search_parameters.local_search_operators().use_##operator_method() == \
      BOOL_TRUE) {                                                          \
    operators.push_back(local_search_operators_[operator_type]);            \
  }

Definition at line 4609 of file routing.cc.

Function Documentation

DEFINE_int64()

DEFINE_int64	(	sweep_sectors	,
		1	,
		"The number of sectors the space is divided before it is sweeped " "by the ray."
	)